They want to go to Japan,but at last they decided on London 请问这个句子有没有语法错误

问题描述:

They want to go to Japan,but at last they decided on London 请问这个句子有没有语法错误

They want(很明显 这个现在时和后面的decided用的不对啊) to go to Japan,but at last they decided on London
请问这个句子有没有语法错误
They wanted to go to Japan,but at last they decided on London (过去时好点)